Water supplementing system based on waste incineration boiler

Abstract

The utility model provides a water supplementing system based on a waste incineration boiler, and relates to the technical field of waste incineration power generation, the water supplementing system comprises a plurality of heat exchange boxes, the heat exchange boxes are coaxially arranged and linearly arranged and distributed, and heat exchange pipes which are used for steam to pass through and are arranged in a turbine shape are arranged in the heat exchange boxes. Water inlets of the heat exchange boxes are located at the bottom of the box, water outlets of the heat exchange boxes are located at the top of the box, a water passing pipe is arranged between every two adjacent heat exchange boxes, and the characteristic that the water inlets of the heat exchange boxes are located at the lower portion and the water outlets of the heat exchange boxes are located at the upper portion guarantees that water entering the heat exchange boxes tends to rise and gradually passes through heat exchange pipes in the heat exchange boxes. And therefore, water enters the boiler after being subjected to heat exchange in sequence through the heat exchange boxes, and sufficient heat exchange of the water is conveniently achieved through the heat exchange pipes.

Description

TECHNICAL FIELD

[0001] The utility model relates to garbage incineration power generation technical field especially based on garbage incineration boiler's water replenishing system. BACKGROUND

[0002] Garbage incineration power generation is a kind of advanced waste treatment method that chemical energy in garbage is effectively converted into electric energy under heat treatment at high temperature, and in the process of incineration power generation, water needs to be appropriately replenished to ensure heat steam utilization efficiency.

[0003] Therefore a kind of garbage incineration boiler's water replenishing system, public number is CN210219721U, including inlet pipe, the inlet pipe is connected with heat exchange box, the heat exchange box is connected with inlet pipe, the heat exchange box is connected with outlet pipe;Adjusting device is arranged on the inlet pipe, the adjusting device includes the connecting pipe being set on the inlet pipe, the connecting pipe is provided with the stopper sealing the inlet pipe;The adjusting mechanism connected with the stopper is arranged on the connecting pipe, when water is supplied into boiler, the hot steam in steam turbine will enter into inlet pipe, then hot steam will enter into heat exchange box by inlet pipe, to realize heat transfer with inlet pipe, inlet pipe carries out heat transfer to water in inlet pipe, the temperature of water in inlet pipe is increased, to realize that the temperature of water entering into boiler is high;When the temperature of water entering into inlet pipe is a little higher, start adjusting mechanism, make adjusting mechanism drive stopper to move in connecting pipe, to make stopper enter into inlet pipe, change the aperture of outlet pipe, make the amount of hot steam entering into heat exchange box by inlet pipe less, reduce the amount of not carrying out heat transfer and directly discharged by outlet pipe;The adjusting device can change the amount of hot steam entering into heat exchange box.

[0004] But the steam entering into heat exchange box by inlet pipe will gather above water surface in heat exchange box, therefore when water temperature is actually adjusted, the water heat exchange efficiency near liquid surface is obvious, but the water heat exchange efficiency near the bottom of heat exchange box is reduced, it is very easy to cause that the water temperature at the bottom of heat exchange box has not been fully contacted with steam and carried out heat exchange when water flows out along heat exchange box water outlet and enters into boiler. Utility model contents

[0005] In view of the technical problem of prior art, the utility model provides water replenishing system based on garbage incineration boiler.

[0006] The technical scheme adopted by the utility model is:

[0007] Based on the water replenishing system of the garbage incineration boiler, comprising several heat exchange boxes, several heat exchange boxes are coaxially arranged and linearly arranged and distributed, heat exchange pipes for steam passing through and arranged in turbine shape are arranged in the heat exchange boxes, the water inlet of the heat exchange box is located at the bottom of the box, the water outlet is located at the top of the box, and a water pipe is arranged between adjacent two heat exchange boxes, threaded rings are rotatably connected to both ends of the water pipe, the threaded ring at one end of the water pipe is used for being connected with the water inlet of the heat exchange box at one side, and the threaded ring at the other end of the water pipe is used for being connected with the water outlet of the heat exchange box at the other side.

[0008] Preferably, the water pipe is sequentially provided with a drain valve and an electromagnetic valve from far to near along the side close to the water inlet of the heat exchange box.

[0009] Preferably, the heat exchange pipes are respectively penetrated through both sides of the heat exchange box and are respectively provided with automatic valves and connecting pipes, the connecting pipe is outwardly extended at one end and is provided with a steam valve, the automatic valve is used for introducing steam generated by the steam turbine, and the steam valve is used for discharging steam after the heat exchange.

[0010] Preferably, the automatic valves are located at the same side of the heat exchange box and are arranged along the central axis direction of the heat exchange box, and the automatic valves are connected with steam inlet pipes used for connecting the steam outlet of the steam turbine at one end.

[0011] Preferably, the steam valves are also located at the same side of the heat exchange box and are arranged along the central axis direction of the heat exchange box, and the steam valves are connected with steam outlet pipes used for connecting the steam outlet of the steam turbine at one end.

[0012] Preferably, a plurality of ring array distributed sockets are fixedly installed on the outer side of the heat exchange box, a plug column is installed at one end in the socket, and the plug column on one of the heat exchange boxes is inserted into the other end of the socket on the other heat exchange box.

[0013] Preferably, a rotating ring penetrating through a plurality of sockets is rotatably connected to the outer side of the heat exchange box, spring rods are fixedly installed at positions close to each socket on the outer side of the heat exchange box, plug pins penetrating through the sockets and the plug columns are fixedly installed at the extension ends of the spring rods, and a lever for driving the plug pins is fixedly installed on the surface of the rotating ring.

[0014] Compared with the prior art, the utility model has the advantages and positive effects that,

[0015] 1、In the utility model, the characteristics that the water inlet of the heat exchange box is below and the water outlet is above ensure that the water entering the heat exchange box has an upward trend and gradually passes through the heat exchange pipes in the heat exchange box, in use, a plurality of heat exchange boxes are connected by the water pipe, so that the water sequentially passes through the heat exchange of a plurality of heat exchange boxes and then enters the boiler, and a plurality of heat exchange pipes are arranged to facilitate the full heat exchange of the water.

[0016] 2. The utility model discloses a socket and plug post are set up outside the heat exchange box, and the adjacent two heat exchange boxes utilize the plug of socket and plug post and conveniently realize the position fast alignment, and utilize the bolt of heat exchange box setting and pass through the plug post of plug state socket, can realize the relative position fixed of adjacent two heat exchange boxes, and utilize the thread ring of water pipe port and conveniently realize the disassembly of heat exchange box, the adjustment of heat exchange box number is convenient, BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A three-dimensional structure schematic view of the water replenishing system based on the garbage incineration boiler is provided for the utility model;

[0018] Figure 2 A three-dimensional structure schematic view of the water replenishing system based on the garbage incineration boiler is provided for the utility model; Figure 1

[0019] Figure 3 A three-dimensional structure schematic view of the water replenishing system based on the garbage incineration boiler is provided for the utility model; Figure 1

[0020] Figure 4 A three-dimensional structure schematic view of the water replenishing system based on the garbage incineration boiler is provided for the utility model; Figure 1

[0021] Legend: 1, heat exchange box, 2, steam outlet pipe, 3, steam inlet pipe, 4, socket, 5, plug post, 6, bolt, 7, swivel ring, 8, spring rod, 9, lever, 10, heat exchange pipe, 11, connecting pipe, 12, water pipe, 13, thread ring, 14, automatic valve, 15, steam valve, 16, drain valve, 17, electromagnetic valve. DETAILED DESCRIPTION

[0022] In the description of the utility model, it needs to be explained that the orientation or position relation of the terms "front", "upper", "lower", "left", "right", "vertical", "horizontal" and the like is based on the orientation or position relation shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the device or element indicated must have a particular orientation, a particular orientation and operation, and therefore cannot be understood as a limitation on the utility model.

[0023] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connecting", "connection" should be understood broadly, for example, can be fixed connection, can be detachable connection, or integrally connected, can be directly connected, or indirectly connected through an intermediate medium, can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances. ​​​

[0024] The utility model discloses further illustrate below. Figures 1-4 The utility model discloses further illustrate below.

[0025] In order to solve the technical problem in the background art, the present application provides:

[0026] The water replenishing system based on the waste incineration boiler comprises a plurality of heat exchange boxes 1, the plurality of heat exchange boxes 1 are coaxially arranged and linearly arranged and distributed, heat exchange pipes 10 for steam passing and arranged in the form of a turbine are arranged in the heat exchange boxes 1, water inlets of the heat exchange boxes 1 are located at the bottoms of the boxes, water outlets are located at the tops of the boxes, and water pipes 12 are arranged between adjacent two heat exchange boxes 1, the water inlets are below, the water outlets are above, the characteristics ensure that the water entering the heat exchange boxes 1 has an upward trend and gradually passes through the heat exchange pipes 10 in the heat exchange boxes 1, therefore, when steam is introduced into the heat exchange pipes 10, the water entering the heat exchange boxes 1 can be discharged after sufficient heat exchange with the heat exchange pipes 10 and enters the boiler, the water pipes 12 are rotatably connected with threaded rings 13 at both ends, the threaded ring 13 at one end of the water pipe 12 is used for being connected with the water inlet of the heat exchange box 1 at one side, and the threaded ring 13 at the other end of the water pipe 12 is used for being connected with the water outlet of the heat exchange box 1 at the other side, in actual use, the water pipe 12 can be selected to connect a plurality of heat exchange boxes 1, so that the water passes through the heat exchange of the plurality of heat exchange boxes 1 in turn and then enters the boiler, and the plurality of heat exchange boxes 1 are arranged to prolong the water heat exchange time when the heat exchange pipes 10 in each heat exchange box 1 are passed through by steam, ensure the heat exchange efficiency, or when the water temperature is too high after preliminary heat exchange, the heat exchange pipes 10 in the subsequent heat exchange boxes 1 are not passed through by steam, so that the water with the too high temperature can be reduced in temperature before entering the boiler.

[0027] Further, the water pipes 12 are sequentially provided with a drain valve 16 and an electromagnetic valve 17 close to the water inlet side of the heat exchange boxes 1 according to the distance from far to near, the number of the heat exchange boxes 1 used can be controlled, and specifically, four heat exchange boxes 1 are taken as an example, the drain valve 16 on the water pipe 12 of the fourth heat exchange box 1 is provided with a pipeline connected with the boiler, and the electromagnetic valve 17 controls the water pipe 12 to be closed, so that the water passing through the fourth heat exchange box 1 can directly enter the boiler through the open drain valve 16 on the water pipe 12.

[0028] Further, the heat exchange pipe 10 is penetrated through two sides of the heat exchange box 1 and is respectively provided with an automatic valve 14 and a connecting pipe 11; the connecting pipe 11 is outwardly extended and is provided with a steam valve 15; the automatic valve 14 is used for inputting steam generated by a steam turbine; the steam valve 15 is used for discharging steam after heat exchange; the steam valve 15 and the automatic valve 14 are controlled to control whether the steam enters the heat exchange pipe 10; the automatic valves 14 are arranged on the same side of the heat exchange box 1 and are arranged along the central axis of the heat exchange box 1; the automatic valves 14 are connected with the steam inlet pipe 3 for connecting the steam outlet of the steam turbine; the steam valves 15 are also arranged on the same side of the heat exchange box 1 and are arranged along the central axis of the heat exchange box 1; the steam valves 15 are connected with the steam outlet pipe 2 for connecting the steam outlet of the steam turbine.

[0029] Further, the heat exchange box 1 is fixedly provided with a plurality of ring array distribution sockets 4 on the outer side; the socket 4 is provided with a plug 5 at one end; the plug 5 on one of the two adjacent heat exchange boxes 1 is inserted into the other socket 4 on the other heat exchange box 1; the heat exchange box 1 is rotatably connected with a rotating ring 7 penetrating through the sockets 4; the heat exchange box 1 is fixedly provided with a spring rod 8 near each socket 4; the spring rod 8 is fixedly provided with a plug pin 6 penetrating through the socket 4 and the plug 5; the rotating ring 7 is fixedly provided with a lever 9 for rotating the plug pin 6; when the heat exchange boxes 1 are assembled, the lever 9 is rotated by rotating the rotating ring 7; the lever 9 forces the plug pin 6 at the adjacent position to move away from the socket 4 by overcoming the thrust of the spring rod 8; then, the plug 5 on one of the heat exchange boxes 1 is inserted into the socket 4 on the other heat exchange box 1 to realize the coincidence of the central axes of the two heat exchange boxes 1; then, the rotating ring 7 is loosened to realize that the plug pin 6 penetrates through the plug 5 in the socket 4 under the elastic restoring elongation of the spring rod 8, so that the relative positions of the two adjacent heat exchange boxes 1 are fixed.

[0030] Working principle, when in use, the heat exchange boxes 1 are combined by inserting the plug 5 into the socket 4; then, the steam inlet of the heat exchange pipe 10 is connected with the steam inlet pipe 3 by using the automatic valve 14; the steam outlet of the heat exchange pipe 10 is connected with the steam outlet pipe 2 by using the connecting pipe 11 and the steam valve 15; the water inlet and the water outlet of the adjacent two heat exchange boxes 1 are connected by using the water pipe 12; when in use, the steam generated by the steam turbine enters the heat exchange pipe 10 in the heat exchange box 1 through the steam inlet pipe 3 and the opened automatic valve 14; the water passes through the heat exchange boxes 1 and enters the boiler after heat exchange through the heat exchange pipe 10.

[0031] The wiring diagram of the automatic valve 14, the steam valve 15 and the electromagnetic valve 17 in the utility model belongs to the common knowledge in the field, and the working principle is a known technology; the type is selected according to actual use; therefore, the control mode and the wiring arrangement of the automatic valve 14, the steam valve 15 and the electromagnetic valve 17 are not explained in detail.

[0032] The above detailed description of the specific embodiments of the present application has been given to understand the purpose, technical solutions and beneficial effects of the present application, and it should be understood that the above is only a specific embodiment of the present application and is not used to limit the protection scope of the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application should be included in the protection scope of the present application.

Claims

1. A water supply system based on a waste incineration boiler, comprising several heat exchange boxes (1), characterized in that: Several heat exchange boxes (1) are coaxially arranged and linearly distributed. Each heat exchange box (1) is provided with a heat exchange tube (10) arranged in a turbine shape for steam to pass through. The water inlet of each heat exchange box (1) is located at the bottom of the box, the water outlet is located at the top of the box, and a water pipe (12) is provided between two adjacent heat exchange boxes (1). Both ends of the water pipe (12) are rotatably connected with threaded rings (13). The threaded ring (13) at one end of the water pipe (12) is used to connect with the water inlet of the heat exchange box (1) on one side, and the threaded ring (13) at the other end of the water pipe (12) is used to connect with the water outlet of the heat exchange box (1) on the other side.

2. The water supply system based on a waste incineration boiler according to claim 1, characterized in that: The water pipe (12) is provided with a drain valve (16) and a solenoid valve (17) arranged in order of distance from far to near the water inlet of the heat exchange box (1) on the side of the pipe (12).

3. The water supply system based on a waste incineration boiler according to claim 1, characterized in that: The heat exchange tube (10) passes through both sides of the heat exchange box (1) and is equipped with an automatic valve (14) and a connecting pipe (11) respectively. One end of the connecting pipe (11) extends outward and is equipped with a steam valve (15). The automatic valve (14) is used to introduce steam generated by the steam turbine, and the steam valve (15) is used to discharge steam after the heat exchange port.

4. The water supply system based on a waste incineration boiler according to claim 3, characterized in that: Several of the automatic valves (14) are located on the same side of the heat exchange box (1) and arranged along the central axis of the heat exchange box (1). One end of each of the automatic valves (14) is connected to an inlet pipe (3) for connecting to the steam outlet of the steam turbine.

5. The water supply system based on a waste incineration boiler according to claim 3, characterized in that: Several of the steam valves (15) are also located on the same side of the heat exchange box (1) and arranged along the central axis of the heat exchange box (1). One end of each of the steam valves (15) is connected to a steam outlet pipe (2) for connecting to the steam outlet of the steam turbine.

6. The water supply system based on a waste incineration boiler according to claim 1, characterized in that: Several sockets (4) arranged in a ring array are fixedly installed on the outside of the heat exchange box (1). A plug (5) is installed at one end of the socket (4). In two adjacent heat exchange boxes (1), the plug (5) on one heat exchange box (1) is plugged into the other end of the socket (4) on the other heat exchange box (1).

7. The water supply system based on a waste incineration boiler according to claim 6, characterized in that: The heat exchange box (1) is rotatably connected to a rotating ring (7) that passes through several sockets (4) on its outer side. A spring rod (8) is fixedly installed on the outer side of the heat exchange box (1) near each socket (4). A pin (6) for passing through the socket (4) and the plug (5) is fixedly installed on the telescopic end of the spring rod (8). A lever (9) for moving the pin (6) is fixedly installed on the surface of the rotating ring (7).

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